CN210627625U

CN210627625U - Electric practical training examination device

Info

Publication number: CN210627625U
Application number: CN201921376591.7U
Authority: CN
Inventors: 吴永彪
Original assignee: Kairuitong Electronic Technology Langfang Co ltd
Current assignee: Kairuitong Electronic Technology Langfang Co ltd
Priority date: 2019-08-23
Filing date: 2019-08-23
Publication date: 2020-05-26
Anticipated expiration: 2029-08-23

Abstract

The utility model discloses an electric real examination device of instructing, including real rack and ground of instructing, sliding connection has the conducting rod in the real rack of instructing, the spring has been cup jointed in the outside of conducting rod, there is the support ring outside of conducting rod through threaded connection, the lower extreme sliding connection of conducting rod has the connecting seat, the lower extreme of connecting seat has the adapter sleeve through threaded connection, the lower extreme fixedly connected with grounding rod of adapter sleeve. This real standard examination device of electricity is through at real standard rack bottom installation conducting rod, suit spring on the conducting rod, and at the conducting rod outside installation support ring to pre-buried earth lug and adapter sleeve in ground, through connecting seat and the conducting rod cooperation in the adapter sleeve, form ground protection structure, when making real standard rack electric leakage, the electric current can be through conducting rod, connecting seat, adapter sleeve and earth lug, with the electric current sparse to ground, improved the security performance of real standard device.

Description

Electric practical training examination device

Technical Field

The utility model relates to an electric real technical field of instructing device specifically is an electric real examination device of instructing.

Background

The electrical practical training examination is the practice examination that electrical engineering students must pass, and the electrical practical training examination is mainly used for examining the students through an electrical practical training device. The student is on the line connection of electric real device for executive component such as some motors realize certain function.

The existing electric training examination device is generally a rack, and a design electric box, an electric installation panel and various indicator lamp components are arranged in the rack. However, the existing electric practical training and examining device is lack of grounding protection measures, and potential safety hazards exist when the electric practical training and examining device leaks electricity. And the electric box during operation can produce the heat, and the mode through the fan heat dissipation mainly makes the air current pass through inside the electric box at present, not only has the dust to get into the electric box like this, and the air current blows the wire moreover and probably leads to the line connection not hard up, causes the trouble. Accordingly, there is a need for improvements in the art.

SUMMERY OF THE UTILITY MODEL

To the not enough of prior art, the utility model provides an electric real examination device of instructing.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the utility model provides an electric real examination device of instructing, includes real rack and ground of instructing, sliding connection has the conducting rod in the real rack, the spring has been cup jointed in the outside of conducting rod, there is the support ring outside of conducting rod through threaded connection, the lower extreme sliding connection of conducting rod has the connecting seat, there is the adapter sleeve lower extreme of connecting seat through threaded connection, the lower extreme fixedly connected with earthing rod of adapter sleeve, the earthing rod is pre-buried in the ground, the fixed electrical box that has inlayed in the real rack of instructing, fixedly connected with cooling tube in the electrical box, the right-hand member of cooling tube is provided with the funnel, fixedly connected with fan in the funnel, the heat collection cover has been cup jointed in the outside slip of cooling tube, the surface of heat collection cover is provided.

Preferably, a guide hole is formed in the practical training rack, a conductive rod is connected in the guide hole in a sliding mode, and the upper end of the conductive rod is in a convex ring shape.

Preferably, the upper end of the spring is in contact with the lower end of the practical training rack, and the lower end of the spring is in contact with the upper end of the support ring.

Preferably, a connecting groove is formed in the connecting seat, a conductive rod is connected in the connecting groove in a sliding mode, and the connecting seat is made of iron.

Preferably, the radiating pipe and the funnel are of an integral structure and are made of aluminum materials.

Preferably, the heat collecting sleeve is provided with a notch at the radial position, and the heat collecting sleeve and the protrusion are of an integrated structure and are both made of heat-conducting silica gel materials.

Advantageous effects

The utility model provides an electric real standard examination device. The method has the following beneficial effects:

(1) this real standard examination device of electric is through at real standard rack bottom installation conducting rod, suit spring on the conducting rod, and at the conducting rod outside installation support ring to pre-buried earth lug and adapter sleeve in ground, through connecting seat and the conducting rod cooperation in the adapter sleeve, form ground protection structure, when making real standard rack electric leakage, the electric current can be through conducting rod, connecting seat, adapter sleeve and earth lug, with the electric current sparse to ground, improved the security performance of real standard device.

(2) This real standard examination device of electric is through designing the cooling tube in the electric box, and at cooling tube externally mounted heat collection cover, the right-hand member of cooling tube sets up the funnel, install the fan in the funnel, heat through heat collection cover in to the electric box is collected and is transmitted to the cooling tube, the fan provides wind-force, make the intraductal air current that produces of cooling tube, take away the heat, when making the heat dissipation, the air current need not to pass through the electric box, prevent that the dust from getting into the electric box, protect the electric element in the electric box, and do not have the wire in the air current electric box, prevent that the wire connection from being blown not hard up.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is an enlarged view of the portion A of FIG. 1 according to the present invention;

figure 3 is an enlarged cross-sectional view of the funnel of figure 1 in accordance with the present invention;

fig. 4 is an enlarged side view of the heat dissipating tube and the heat collecting sleeve of fig. 1 according to the present invention.

In the figure: the practical training platform comprises a practical training rack 1, a guide hole 2, a conductive rod 3, a spring 4, a support ring 5, a connecting seat 6, a connecting groove 7, a connecting sleeve 8, a grounding rod 9, a ground 10, an electric box 11, a radiating pipe 12, a funnel 13, a fan 14, a heat collecting sleeve 15, a bulge 16 and a notch 17.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: an electrical practical training examination device comprises a practical training rack 1 and a ground 10, wherein a conductive rod 3 is connected in the practical training rack 1 in a sliding manner, a spring 4 is sleeved on the outer side of the conductive rod 3, the spring 4 is in a compression state and has a compression elastic force effect, a support ring 5 is connected on the outer side of the conductive rod 3 through threads, the support ring 5 has a support effect on the spring 4, the lower end of the conductive rod 3 is connected with a connecting seat 6 in a sliding manner, the lower end of the connecting seat 6 is connected with a connecting sleeve 8 through threads, the connecting seat 6 and the connecting sleeve 8 can be disassembled to prevent the practical training device from being not used, the connecting seat 6 protrudes out to influence the ground 10 and facilitate leveling and restoring the ground 10, a grounding rod 9 is fixedly connected to the lower end of the connecting sleeve 8, the grounding rod 9 is embedded in the ground 10, an electrical box 11 is fixedly embedded in, fixedly connected with fan 14 in funnel 13, fan 14's model is FD-300, for small-size fan, fan 14's plug and external socket peg graft, and heat collection cover 15 has been cup jointed in the outside slip of cooling tube 12, and heat collection cover 15's surface is provided with arch 16, and the design of arch 16 has increased heat collection cover 15's surface area for heat collection cover 15 can collect more heats.

The practical training rack 1 is internally provided with a guide hole 2, the guide hole 2 is internally and slidably connected with a conductive rod 3, the upper end of the conductive rod 3 is in a convex ring shape, the design of the convex ring can prevent the conductive rod 3 from falling off from the guide hole 2, the upper end of a spring 4 is contacted with the lower end of the practical training rack 1, the lower end of the spring 4 is contacted with the upper end of a support ring 5, the spring 4 has an elastic effect, the conductive rod 3 can be tightly clamped with a connecting groove 7, the connecting groove 7 is arranged in a connecting seat 6, the conductive rod 3 is slidably connected in the connecting groove 7, the connecting seat 6 is made of iron, through the matching of the connecting groove 7 and the conductive rod 3, the conductive rod 3 can be connected with the connecting seat 6, the radiating pipe 12 and the funnel 13 are in an integrated structure and are both made of aluminum material, the aluminum material has, and all made by heat conduction silica gel material, heat conduction silica gel material is flexible material, and has good heat conductivility, and the design of breach 17 is convenient with the outside of cooling tube 12 suit with thermal-arrest cover 15.

According to the electric practical training assessment device, the conductive rod 3 is installed at the bottom of the practical training rack 1, the spring 4 is sleeved on the conductive rod 3, the support ring 5 is installed on the outer side of the conductive rod 3, the grounding rod 9 and the connecting sleeve 8 are embedded in the ground 10, and the connecting seat 6 in the connecting sleeve 8 is matched with the conductive rod 3 to form a grounding protection structure, so that when the practical training rack 1 leaks electricity, the current can be evacuated to the ground 10 through the conductive rod 3, the connecting seat 6, the connecting sleeve 8 and the grounding rod 9, and the safety performance of the practical training device is improved; through designing the cooling tube 12 in the electric box 11, and at cooling tube 12 externally mounted heat collecting sleeve 15, the right-hand member of cooling tube 12 sets up funnel 13, install fan 14 in funnel 13, collect and transmit to cooling tube 12 through heat collecting sleeve 15 to the heat in the electric box 11, fan 14 provides wind-force, make the interior air current that produces of cooling tube 12, take away the heat, when making the heat dissipation, the air current need not to pass through the inside electric element of electric box 11, prevent that the dust from getting into electric box 11, protect the electric element in the electric box 11, and can not have the air current to blow the wire in the electric box 11, prevent that the wire connection from being blown loosely, lead to taking place the line connection trouble.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an electric real standard examination device, includes real standard rack (1) and ground (10), its characterized in that: the practical training rack (1) is internally and slidably connected with a conductive rod (3), a spring (4) is sleeved on the outer side of the conductive rod (3), the outer side of the conductive rod (3) is connected with a support ring (5) through threads, the lower end of the conductive rod (3) is slidably connected with a connecting seat (6), the lower end of the connecting seat (6) is connected with a connecting sleeve (8) through threads, the lower end of the connecting sleeve (8) is fixedly connected with a grounding rod (9), the grounding rod (9) is embedded in the ground (10), an electric box (11) is embedded in the practical training rack (1), a radiating pipe (12) is fixedly connected in the electric box (11), a funnel (13) is arranged at the right end of the radiating pipe (12), a fan (14) is fixedly connected in the funnel (13), and a heat collecting sleeve (15) is sleeved on the outer side of the radiating pipe (12, the outer surface of the heat collecting sleeve (15) is provided with a bulge (16).

2. The electrical practical training assessment device according to claim 1, wherein: the practical training rack is characterized in that a guide hole (2) is formed in the practical training rack (1), a conductive rod (3) is connected in the guide hole (2) in a sliding mode, and the upper end of the conductive rod (3) is in a convex ring shape.

3. The electrical practical training assessment device according to claim 1, wherein: the upper end of the spring (4) is in contact with the lower end of the practical training rack (1), and the lower end of the spring (4) is in contact with the upper end of the support ring (5).

4. The electrical practical training assessment device according to claim 1, wherein: a connecting groove (7) is formed in the connecting seat (6), a conductive rod (3) is connected in the connecting groove (7) in a sliding mode, and the connecting seat (6) is made of iron.

5. The electrical practical training assessment device according to claim 1, wherein: the radiating pipe (12) and the funnel (13) are of an integrated structure and are made of aluminum materials.

6. The electrical practical training assessment device according to claim 1, wherein:

a gap (17) is formed in the radial position of the heat collecting sleeve (15), the heat collecting sleeve (15) and the protrusion (16) are of an integrated structure and are made of heat-conducting silica gel materials.